12 V cooler
I have a 12V cooler I carry in the cab while traveling to keep drinks and snacks cold. The owners manual says it draw 6 amps. Also when sightseeing we take the cooler with lunch. My question is, when ...
Forum Discussion
One way to be sure. When at home, where you have a battery charger if needed, plug in the cooler and wait for 2, 4, and 6 hours. At the end of each time segment check the battery voltage or start the vehicle. If you start it shut it down right away so you do not put any charge into the battery. Starting the engine would be best. You would be discharging the battery a little more than if it was just running the cooler, giving yourself a little buffer zone for the test.
